Latest Period
Q2 2026
Security Snapshot
MAGNACHIP SEMICONDUCTOR Corp - Common Stock, par value $0.01 per share (MX) Institutional Ownership
CUSIP: 55933J203
13F Institutional Holders and Ownership History from Q1 2014 to Q2 2026
Institutions Reporting
76
Shares (Excl. Options)
15,640,900
Price
$4.73
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- Security type / class
- Equity / Common Stock, par value $0.01 per share
- Symbol
- MX on NYSE
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 15,640,900
- Total 13F value
- $73,915,215
- Portfolio coverage rank
- 0%
- Share change
- -3,182,524
- Value change
- -$2,726,202
- Number of holders
- 76
- Shares outstanding
- 36,588,659
- SEC-reported price per share
- $3.52
- Insider filing price
- $3.52
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- MX - MAGNACHIP SEMICONDUCTOR Corp - Common Stock, par value $0.01 per share is tracked under CUSIP 55933J203.
- 76 institutions reported positions in Q2 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 71 to 76 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $54,914,747 to $73,915,215.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 76 institutions filings for Q2 2026.
Security key
55933J203
Latest holder period
Q2 2026
13F holders
76
13D/G owners
4
CIK / CUSIP context first
Open Q2 2026 holders
MX full holder history
MAGNACHIP SEMICONDUCTOR Corp SEC filings
MAGNACHIP SEMICONDUCTOR Corp company facts
MAGNACHIP SEMICONDUCTOR Corp insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 55933J203:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
MX
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Byreforge LLC | 8.5% | 0% | $7,835,586 | 3,072,779 | 0% | Byreforge LLC | 14 Jan 2026 | |
| TORO 18 HOLDINGS LLC | 8% | $9,652,952 | 2,970,139 | TORO 18 HOLDINGS LLC | 23 Dec 2024 | |||
| IMMERSION CORP | 4.1% | $4,350,392 | 1,500,135 | TORO 18 HOLDINGS LLC | 20 Mar 2026 | |||
| Clearline Capital LP | 4.1% | -20% | $3,725,642 | -$1,119,807 | 1,461,036 | -23% | Clearline Capital LP | 31 Dec 2025 |
As of 30 Jun 2026, 76 institutional investors reported holding 15,640,900 shares of MAGNACHIP SEMICONDUCTOR Corp - Common Stock, par value $0.01 per share (MX). This represents 43% of the company’s total 36,588,659 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
38%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| MARSHALL WACE, LLP | 4.4% | 1,615,488 | +30% | 0.01% | $7,641,259 |
| FourWorld Capital Management LLC | 4.4% | 1,600,695 | -3.4% | 9.7% | $7,571,287 |
| TWO SIGMA INVESTMENTS, LP | 4.1% | 1,501,438 | +163% | 0.01% | $7,101,802 |
| OAKTREE CAPITAL MANAGEMENT LP | 4.1% | 1,500,000 | -47% | 0.13% | $7,095,000 |
| D. E. Shaw & Co., Inc. | 3.8% | 1,397,759 | +776% | 0% | $6,611,400 |
| ACADIAN ASSET MANAGEMENT LLC | 2.6% | 963,768 | +49% | 0.01% | $4,550,000 |
| RENAISSANCE TECHNOLOGIES LLC | 1.8% | 661,600 | +1764% | 0% | $3,129,368 |
| MORGAN STANLEY | 1.5% | 544,125 | -23% | 0% | $2,573,711 |
| DIMENSIONAL FUND ADVISORS LP | 1.3% | 475,648 | -13% | 0% | $2,249,489 |
| Connor, Clark & Lunn Investment Management Ltd. | 1.1% | 412,849 | +327% | 0% | $1,952,776 |
| Qube Research & Technologies Ltd | 1% | 382,383 | 0% | $1,808,672 | |
| Trexquant Investment LP | 0.78% | 285,909 | 0.01% | $1,352,350 | |
| BNP PARIBAS FINANCIAL MARKETS | 0.72% | 265,146 | 0% | 0% | $1,254,141 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 0.66% | 239,694 | 0% | 0% | $1,133,753 |
| MILLENNIUM MANAGEMENT LLC | 0.65% | 236,422 | -19% | 0% | $1,118,276 |
| XTX Topco Ltd | 0.61% | 222,197 | 0.01% | $1,050,992 | |
| JANE STREET GROUP, LLC | 0.59% | 215,877 | +334% | 0% | $1,021,099 |
| ODDO BHF ASSET MANAGEMENT SAS | 0.59% | 215,098 | 0% | 0.05% | $1,017,414 |
| BOOTHBAY FUND MANAGEMENT, LLC | 0.55% | 200,081 | -3.4% | 0.02% | $946,383 |
| GSA CAPITAL PARTNERS LLP | 0.55% | 199,954 | -29% | 0.06% | $946,000 |
| Caption Management, LLC | 0.44% | 160,090 | 0.03% | $757,226 | |
| Steward Partners Investment Advisory, LLC | 0.42% | 153,347 | -22% | 0% | $725,331 |
| BLUEFIN CAPITAL MANAGEMENT, LLC | 0.4% | 147,698 | 0.2% | $698,612 | |
| GROUP ONE TRADING LLC | 0.32% | 117,823 | +398% | 0.02% | $557,303 |
| Virtu Financial LLC | 0.31% | 114,969 | 0.02% | $544,000 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
50
Latest
Q2 2026
Rows shown
1-25 of 50
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 15,640,900 | $73,915,215 | -$2,726,202 | $4.73 | 76 |
| 2026 Q1 | 19,621,615 | $54,914,747 | +$210,195 | $2.80 | 71 |
| 2025 Q4 | 19,586,844 | $50,102,651 | -$12,234,948 | $2.55 | 68 |
| 2025 Q3 | 22,641,127 | $70,882,855 | -$3,044,456 | $3.13 | 74 |
| 2025 Q2 | 23,480,558 | $93,466,091 | +$3,151,114 | $3.98 | 90 |
| 2025 Q1 | 22,907,783 | $78,292,133 | -$3,133,316 | $3.43 | 87 |
| 2024 Q4 | 23,741,565 | $95,490,861 | -$7,829,588 | $4.02 | 81 |
| 2024 Q3 | 22,239,666 | $103,949,925 | -$2,717,425 | $4.67 | 88 |
| 2024 Q2 | 22,543,801 | $109,793,985 | -$5,415,220 | $4.87 | 89 |
| 2024 Q1 | 23,462,568 | $130,919,727 | -$38,366,295 | $5.58 | 103 |
| 2023 Q4 | 28,480,742 | $214,701,876 | -$9,175,158 | $7.50 | 122 |
| 2023 Q3 | 29,153,702 | $242,265,580 | -$7,240,389 | $8.31 | 116 |
| 2023 Q2 | 29,918,107 | $334,410,001 | -$4,338,838 | $11.18 | 114 |
| 2023 Q1 | 30,148,486 | $279,773,171 | -$5,812,724 | $9.28 | 114 |
| 2022 Q4 | 31,096,086 | $291,989,797 | +$10,427,679 | $9.39 | 115 |
| 2022 Q3 | 30,968,751 | $317,120,408 | -$7,823,881 | $10.24 | 126 |
| 2022 Q2 | 31,112,987 | $452,060,820 | -$7,914,783 | $14.53 | 126 |
| 2022 Q1 | 31,049,671 | $525,044,797 | -$19,628,488 | $16.91 | 120 |
| 2021 Q4 | 31,797,480 | $666,613,247 | -$46,860,369 | $20.97 | 130 |
| 2021 Q3 | 34,581,952 | $612,673,951 | -$10,225,100 | $17.76 | 130 |
| 2021 Q2 | 34,455,913 | $822,124,682 | -$112,475,215 | $23.86 | 146 |
| 2021 Q1 | 39,230,635 | $976,845,584 | +$145,651,253 | $24.90 | 132 |
| 2020 Q4 | 34,957,881 | $472,626,144 | +$1,344,745 | $13.52 | 110 |
| 2020 Q3 | 34,843,126 | $477,349,037 | +$28,888,343 | $13.70 | 109 |
| 2020 Q2 | 33,301,308 | $343,000,060 | +$5,536,185 | $10.30 | 106 |